Remove FPGA building

Dockerfile

@@ -93,7 +93,7 @@ RUN pybombs auto-config
 RUN pybombs recipes add-defaults
 
 # Customize configuration of some recipes
-RUN echo "vars:\n  config_opt: \"-DENABLE_OSMOSDR=ON -DENABLE_FMCOMMS2=ON -DENABLE_PLUTOSDR=ON -DENABLE_AD9361=ON -DENABLE_RAW_UDP=ON -DENABLE_ZMQ=ON -DENABLE_PACKAGING=ON -DENABLE_UNIT_TESTING=OFF\"\n" >> /root/.pybombs/recipes/gr-recipes/gnss-sdr.lwr \
+RUN echo "vars:\n  config_opt: \"-DENABLE_OSMOSDR=ON -DENABLE_FMCOMMS2=ON -DENABLE_PLUTOSDR=ON -DENABLE_RAW_UDP=ON -DENABLE_ZMQ=ON -DENABLE_PACKAGING=ON -DENABLE_UNIT_TESTING=OFF\"\n" >> /root/.pybombs/recipes/gr-recipes/gnss-sdr.lwr \
   && echo "vars:\n  config_opt: \" -DINSTALL_LIB_DIR=\$prefix/lib\"\n" >> /root/.pybombs/recipes/gr-recipes/uhd.lwr \
   && sed -i '/gsl/d' /root/.pybombs/recipes/gr-recipes/gnuradio.lwr \
   && sed -i '/alsa/d' /root/.pybombs/recipes/gr-recipes/gnuradio.lwr \